285978240

素因数分解:

$2^7\times 3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{379}}^1$

素因数の和:535

約数の個数: 192

約数和(自身を含む): 997682400

約数和(自身を除く): 711704160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 128, 131, 144, 160, 180, 192, 240, 262, 288, 320, 360, 379, 384, 393, 480, 524, 576, 640, 655, 720, 758, 786, 960, 1048, 1137, 1152, 1179, 1310, 1440, 1516, 1572, 1895, 1920, 1965, 2096, 2274, 2358, 2620, 2880, 3032, 3144, 3411, 3790, 3930, 4192, 4548, 4716, 5240, 5685, 5760, 5895, 6064, 6288, 6822, 7580, 7860, 8384, 9096, 9432, 10480, 11370, 11790, 12128, 12576, 13644, 15160, 15720, 16768, 17055, 18192, 18864, 20960, 22740, 23580, 24256, 25152, 27288, 30320, 31440, 34110, 36384, 37728, 41920, 45480, 47160, 48512, 49649, 50304, 54576, 60640, 62880, 68220, 72768, 75456, 83840, 90960, 94320, 99298, 109152, 121280, 125760, 136440, 145536, 148947, 150912, 181920, 188640, 198596, 218304, 242560, 248245, 251520, 272880, 297894, 363840, 377280, 397192, 436608, 446841, 496490, 545760, 595788, 727680, 744735, 754560, 794384, 893682, 992980, 1091520, 1191576, 1489470, 1588768, 1787364, 1985960, 2183040, 2234205, 2383152, 2978940, 3177536, 3574728, 3971920, 4468410, 4766304, 5957880, 6355072, 7149456, 7943840, 8936820, 9532608, 11915760, 14298912, 15887680, 17873640, 19065216, 23831520, 28597824, 31775360, 35747280, 47663040, 57195648, 71494560, 95326080, 142989120, 285978240]

約数ペア:

[(1, 285978240), (2, 142989120), (3, 95326080), (4, 71494560), (5, 57195648), (6, 47663040), (8, 35747280), (9, 31775360), (10, 28597824), (12, 23831520), (15, 19065216), (16, 17873640), (18, 15887680), (20, 14298912), (24, 11915760), (30, 9532608), (32, 8936820), (36, 7943840), (40, 7149456), (45, 6355072), (48, 5957880), (60, 4766304), (64, 4468410), (72, 3971920), (80, 3574728), (90, 3177536), (96, 2978940), (120, 2383152), (128, 2234205), (131, 2183040), (144, 1985960), (160, 1787364), (180, 1588768), (192, 1489470), (240, 1191576), (262, 1091520), (288, 992980), (320, 893682), (360, 794384), (379, 754560), (384, 744735), (393, 727680), (480, 595788), (524, 545760), (576, 496490), (640, 446841), (655, 436608), (720, 397192), (758, 377280), (786, 363840), (960, 297894), (1048, 272880), (1137, 251520), (1152, 248245), (1179, 242560), (1310, 218304), (1440, 198596), (1516, 188640), (1572, 181920), (1895, 150912), (1920, 148947), (1965, 145536), (2096, 136440), (2274, 125760), (2358, 121280), (2620, 109152), (2880, 99298), (3032, 94320), (3144, 90960), (3411, 83840), (3790, 75456), (3930, 72768), (4192, 68220), (4548, 62880), (4716, 60640), (5240, 54576), (5685, 50304), (5760, 49649), (5895, 48512), (6064, 47160), (6288, 45480), (6822, 41920), (7580, 37728), (7860, 36384), (8384, 34110), (9096, 31440), (9432, 30320), (10480, 27288), (11370, 25152), (11790, 24256), (12128, 23580), (12576, 22740), (13644, 20960), (15160, 18864), (15720, 18192), (16768, 17055)]